The man who’s revolutionizing the New York Stock Exchange is a shrewd, calculating technocrat who turned its iconic trading floor into a machine—but he’s also the affable mensch who is managing to persuade the traders to go along with their own extinction.

To cash in on the hottest academic trend, Columbia bought in bulk.

In a corporate Greek tragedy, Jeffrey Greenberg tried desperately to escape the vast shadow of his insurance-mogul father, Hank, only to be smote by a more powerful god.